Quadrobika, also spelled quadrobics, grew into a visible TikTok subculture of teenagers filming themselves moving on all fours in animal masks, ears and tails. Short reaction audios like this flat 'ugu' travel alongside those clips as a kind of in-group commentary, a bored yes that fits the playful, slightly absurd tone of the trend. Because the edits are fast and the phrase is instantly recognizable to Russian-speaking viewers, creators keep reusing it as a punchline for jumps, crawls and costume reveals.